Home / 5,380,841,147.70-8,071,261,721.55-3,303,828,002.10

Finding the Fourth Proportional to 5,380,841,147.70, 8,071,261,721.55 and 3,303,828,002.10

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Solution

The fourth proportional to 5,380,841,147.70, 8,071,261,721.55 and 3,303,828,002.10 is: 4,955,742,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,841,147.70 : 8,071,261,721.55 = 3,303,828,002.10 : x
  2. Step 2: Convert to fraction form
    5,380,841,147.70/8,071,261,721.55 = 3,303,828,002.10/x
  3. Step 3: Cross multiply
    5,380,841,147.70x = 8,071,261,721.55 × 3,303,828,002.10
  4. Step 4: Simplify right side
    5,380,841,147.70x = 26,666,060,487,934,742,528
  5. Step 5: Solve for x
    x = 26,666,060,487,934,742,528/5,380,841,147.70
  6. Step 6: Final answer
    x = 4,955,742,003.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.